JARBE Grinding Machines RUA-600, RUA-1000, RUA-1500, RUA-300 and RUA-4000. Sales and Technical Specification Catalogue JARBE Grinding Machines Types RUA-600, RUA-1000, RUA-1500, RUA-300 and RUA-4000. Sales and Technical Specification Catalogue in English and German. 16 pages. Manufacturers: Jarbe Models: RUA-600 RUA-1000 RUA-1500 RUA-300 RUA-400 Contents: Catalog